Power determination method, device and storage medium

Abstract

Provided are a power determination method, a device and a storage medium. A power determination method applied by a first communication node includes: receiving configuration information for indicating N power reduction parameter sets of transmit power; and determining transmit power corresponding to the first communication node according to at least one power reduction parameter in the N power reduction parameter sets.

1 . A power determination method, the method being applied by a first communication node and comprising:
 receiving configuration information for indicating N power reduction parameter sets of transmit power; and   determining transmit power corresponding to the first communication node according to at least one power reduction parameter in the N power reduction parameter sets.   
     
     
         2 . The method of  claim 1 , wherein the N power reduction parameter sets comprise at least one of the following parameters:
 a first power reduction factor associated with a received signal quality, a second power reduction factor associated with a received signal quality, a power reduction amount associated with a received signal quality, an offset of a first power reduction factor associated with a position of a first terminal relative to a terminal group, an offset of a second power reduction factor associated with a position of a first terminal relative to a terminal group, or an offset of a power reduction amount associated with a position of a first terminal relative to a terminal group.   
     
     
         3 . The method of  claim 1 , wherein an upper limit of maximum transmit power of the first communication node for determining the transmit power is determined in one of the following manners:
 determining the upper limit of the maximum transmit power of the first communication node according to a current positioning position of the first communication node and a pre-configured mapping relationship between upper limits of maximum transmit power and positioning heights of the first communication node;   determining the upper limit of the maximum transmit power of the first communication node according to a resource pool where the maximum transmit power is located and a pre-configured mapping relationship between upper limits of maximum transmit power and different resource pools;   determining the upper limit of the maximum transmit power of the first communication node according to an offset of the maximum transmit power and pre-configured maximum transmit power; or   determining the upper limit of the maximum transmit power of the first communication node according to pre-configured maximum transmit power.   
     
     
         4 . The method of  claim 2 , wherein the first power reduction factor and the offset of the first power reduction factor are used for indicating a reduction coefficient of a target power value at a receiving end; the second power reduction factor and the offset of the second power reduction factor are used for indicating a reduction coefficient of an estimated downlink path loss; and the power reduction amount and the offset of the power reduction amount are used for indicating a reduction amount of a transmit power control portion. 
     
     
         5 . The method of  claim 2 , wherein the received signal quality comprises at least one of reference signal received power (RSRP), a path loss (PL) or a signal-to-interference-plus-noise ratio (SINR). 
     
     
         6 . The method of  claim 2 , wherein signaling carrying the N power reduction parameter sets comprises one of a system information block (SIB), downlink control information (DCI) or radio resource control (RRC) signaling. 
     
     
         7 . The method of  claim 2 , wherein the power reduction parameter is determined in one of the following manners:
 in a case where the power reduction parameter is the first power reduction factor, determining a first power reduction factor of the first communication node according to a detected received signal quality and a pre-configured mapping relationship between received signal qualities and first power reduction factors;   in a case where the power reduction parameter is the second power reduction factor, determining a second power reduction factor of the first communication node according to a detected received signal quality and a pre-configured mapping relationship between received signal qualities and second power reduction factors;   in a case where the power reduction parameter is the power reduction amount, determining a power reduction amount of the first communication node according to a detected received signal quality and a pre-configured mapping relationship between received signal qualities and power reduction amounts;   in a case where the power reduction parameter is the offset of the first power reduction factor, determining an offset of a first power reduction factor of the first communication node according to a position of the first terminal relative to the terminal group and a pre-configured mapping relationship between positions of the first terminal relative to the terminal group and offsets of the first power reduction factor;   in a case where the power reduction parameter is the offset of the second power reduction factor, determining an offset of a second power reduction factor of the first communication node according to a position of the first terminal relative to the terminal group and a pre-configured mapping relationship between positions of the first terminal relative to the terminal group and offsets of the second power reduction factor; or   in a case where the power reduction parameter is the offset of the power reduction amount, determining an offset of a power reduction amount of the first communication node according to a position of the first terminal relative to the terminal group and a pre-configured mapping relationship between positions of the first terminal relative to the terminal group and offsets of the power reduction amount.   
     
     
         8 . The method of  claim 1 , wherein in a case where the first communication node is a first terminal in a terminal group, the power reduction parameter of the first communication node is a power reduction parameter of the first terminal, and an upper limit of maximum transmit power of the first communication node is an upper limit of maximum transmit power of the first terminal. 
     
     
         9 . The method of  claim 8 , wherein in the case where the first communication node is the first terminal in the terminal group, the method further comprises:
 sending the power reduction parameter of the first terminal and the upper limit of maximum transmit power of the first terminal to a second terminal in the terminal group;   determining a power reduction parameter corresponding to the second terminal in the terminal group according to a predetermined relative distance between the second terminal and the first terminal and the power reduction parameter of the first terminal; and   determining an upper limit of maximum transmit power of the second terminal in the terminal group according to the upper limit of maximum transmit power of the first terminal.   
     
     
         10 . The method of  claim 8 , wherein the first terminal broadcasts information to a second terminal in the terminal group through a master information block (MIB). 
     
     
         11 . The method of  claim 2 , wherein determining the transmit power corresponding to the first communication node according to the at least one power reduction parameter in the N power reduction parameter sets comprises one of:
 determining the transmit power corresponding to the first communication node according to an upper limit of maximum transmit power, the first power reduction factor, a target power value at a receiving end, a number of resource blocks, a partial path loss factor and an estimated downlink path loss;   determining the transmit power corresponding to the first communication node according to an upper limit of maximum transmit power, a target power value at a receiving end, a number of resource blocks, a partial path loss factor, the second power reduction factor and an estimated downlink path loss;   determining the transmit power corresponding to the first communication node according to an upper limit of maximum transmit power, a target power value at a receiving end, a number of resource blocks, a partial path loss factor, an estimated downlink path loss and the power reduction amount;   determining the transmit power corresponding to the first communication node according to an upper limit of maximum transmit power, the first power reduction factor, the offset of the first power reduction factor, a target power value at a receiving end, a number of resource blocks, a partial path loss factor and an estimated downlink path loss;   determining the transmit power corresponding to the first communication node according to an upper limit of maximum transmit power, a target power value at a receiving end, a number of resource blocks, a partial path loss factor, the second power reduction factor, the offset of the second power reduction factor and an estimated downlink path loss; or   determining the transmit power corresponding to the first communication node according to an upper limit of maximum transmit power, a target power value at a receiving end, a number of resource blocks, a partial path loss factor, an estimated downlink path loss, the power reduction amount and the offset of the power reduction amount.   
     
     
         12 . The method of  claim 1 , wherein first terminals and/or second terminals with a same region identifier use a same power reduction parameter and a same upper limit of maximum transmit power. 
     
     
         13 . A power determination method, the method being applied by a second communication node and comprising:
 pre-configuring configuration information for indicating N power reduction parameter sets of transmit power; and   sending the configuration information to a first communication node so that the first communication node determines transmit power corresponding to the first communication node.   
     
     
         14 . The method of  claim 13 , wherein the N power reduction parameter sets comprise at least one of the following parameters:
 a first power reduction factor associated with a received signal quality, a second power reduction factor associated with a received signal quality, a power reduction amount associated with a received signal quality, an offset of a first power reduction factor associated with a position of a first terminal relative to a terminal group, an offset of a second power reduction factor associated with a position of a first terminal relative to a terminal group, or an offset of a power reduction amount associated with a position of a first terminal relative to a terminal group.   
     
     
         15 . The method of  claim 14 , wherein the first power reduction factor and the offset of the first power reduction factor are used for indicating a reduction coefficient of a target power value at a receiving end; the second power reduction factor and the offset of the second power reduction factor are used for indicating a reduction coefficient of an estimated downlink path loss; and the power reduction amount and the offset of the power reduction amount are used for indicating a reduction amount of a transmit power control portion. 
     
     
         16 . The method of  claim 14 , wherein signaling carrying the N power reduction parameter sets comprises one of a system information block (SIB), downlink control information (DCI) or radio resource control (RRC) signaling. 
     
     
         17 . A communication device, comprising a communication module, a memory and at least one processor; wherein
 the communication module is configured to perform communication interaction between a first terminal, a second terminal in a terminal group and a second communication node;   the memory is configured to store at least one program; and   when executed by the at least one processor, the at least one program causes the at least one processor to perform the following steps:   receiving configuration information for indicating N power reduction parameter sets of transmit power; and   determining transmit power corresponding to the first communication node according to at least one power reduction parameter in the N power reduction parameter sets.   
     
     
         18 . A non-transitory storage medium, which stores a computer program which, when executed by a processor, causes the processor to perform the power determination method of  claim 1 . 
     
     
         19 . A communication device, comprising a communication module, a memory and at least one processor; wherein
 the communication module is configured to perform communication interaction between a first terminal, a second terminal in a terminal group and a second communication node;   the memory is configured to store at least one program; and   when executed by the at least one processor, the at least one program causes the at least one processor to perform the power determination method of  claim 13 .   
     
     
         20 . A non-transitory storage medium, which stores a computer program which, when executed by a processor, causes the processor to perform the power determination method of  claim 13 .